79036259946 has 96 divisors (see below), whose sum is σ = 187558046208. Its totient is φ = 21749582400.

The previous prime is 79036259899. The next prime is 79036259947. The reversal of 79036259946 is 64995263097.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 79036259946.

It is not an unprimeable number, because it can be changed into a prime (79036259947) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15645121 + ... + 15650171.

It is an arithmetic number, because the mean of its divisors is an integer number (1953729648).

Almost surely, 2^79036259946 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79036259946, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93779023104).

79036259946 is an abundant number, since it is smaller than the sum of its proper divisors (108521786262).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

79036259946 is a wasteful number, since it uses less digits than its factorization.

79036259946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5564 (or 5535 counting only the distinct ones).

The product of its (nonzero) digits is 22044960, while the sum is 60.

The spelling of 79036259946 in words is "seventy-nine billion, thirty-six million, two hundred fifty-nine thousand, nine hundred forty-six".